function replaceAll(str, find, replace) { return str.replace(new RegExp(find, 'g'), replace); } Note: Regular expressions contain special (meta) characters, and as such it is dangerous to blindly pass an …

I have a string, let's say Hello world, and I need to replace the char at index 3. How can I replaced a char by specifying an index? var str = "hello world"; I need something like str.

160 If you want to replace multiple characters you can call the String.prototype.replace() with the replacement argument being a function that gets called for each match. All you need is an object …

Aug 10, 2016 · The replace method provides replacement patterns that start with a dollar sign. One of them is which inserts a single . A single dollar sign in the replacement string will result in a literal one. …

Nov 27, 2016 · How to replace substring in Javascript? Asked 15 years, 2 months ago Modified 5 years, 1 month ago Viewed 50k times

How can I replace a regex substring match in Javascript? Asked 15 years, 5 months ago Modified 1 year, 10 months ago Viewed 223k times

Jul 22, 2009 · 111 In terms of pattern interpretation, there's no difference between the following forms: /pattern/ new RegExp("pattern") If you want to replace a literal string using the replace method, I …

I want to use str_replace or its similar alternative to replace some text in JavaScript.

40 var str = "this's kelly" str = str.replace(/'/g, 'A'); The reason your version wasn't working is because str.replace returns the new string, without updating in place. I've also updated it to use the regular …

JavaScript doesn't take the value of your textbox and try to put it in quotes. If you text box has "" entered into it, document.getElementById('mytextbox').value is not equal to "\"\"". The backslashes are only …